A hexagonal nut became stuck in a round hole of a sealed tank, complicating its removal. Various suggestions included cooling the nut, aligning it properly, and using tools like coat hangers or Dremels to aid extraction. After multiple attempts, the user successfully removed the nut by filling the tank with boiling water and applying heat with gas torches. The discussion highlighted the challenges of accessing the nut due to the tank's design and the urgency of the situation. Ultimately, the issue was resolved, showcasing the importance of creative problem-solving in mechanical tasks.
(The correct spelling is pneumatic, by the way, but that's neither here nor there.)
but then again it could be the electricity, i am sure it does not know if it is AC or DC. 
